The pedigrees below show the inheritance of three separate, rare autosomal conditions in different families. for each pedigree, decide if the condition is better explained as recessive or dominant. drag the correct label to the appropriate location. labels can be used once, more than once, or not at all. view available hint(s)

How does the closing of the ductus arteriosus and ductus venosus alter circulation in an infant? a. increases blood flow to the pulmonary artery and increases blood flow to the umbilical vein b. increases blood flow to the pulmonary artery and reduces blood flow to the umbilical vein c. reduces blood flow to the pulmonary vein and increases blood flow to the umbilical artery d. reduces blood flow to the pulmonary vein and reduces blood flow to the umbilical artery